SKU: FPE-HAR-GM-AT-20-PT | UPC: 670875719804
Fleece Performance GM Automatic Transmission 20-Pin Pigtail
This replacement pigtail fits Allison 1000/2000, 4L60E, 4L65E, 4L70E, 4L80E, 4L85E, 4T45E, 4T65E and 4T80E transmissions. It features 12 inch leads labeled with pin positions and includes 20 heat-sealable butt connectors. Manufactured in-house with automated wire cutting and terminal crimping to replace discontinued GM 12126459 and AC Delco PT729.
Key Features
- Leads: 12 inch length labeled with pin positions for installation
- Connectors: Includes 20 heat-sealable butt-style connectors
- Manufacturing: Fully automated wire cutting and terminal crimping
- Replaces: GM part number 12126459 and AC Delco PT729
Specifications
| Detail | Value |
|---|---|
| Brand | Fleece Performance |
| Type | Transmission Pigtail Harness |
| Compatibility | Allison 1000/2000, 4L60E, 4L65E, 4L70E, 4L80E, 4L85E, 4T45E, 4T65E, 4T80E |
| Country of Origin | USA |
Whats Included
- GM Automatic Transmission 20-Pin Pigtail
- 20 heat-sealable butt-style connectors
Product Notes
- Produced in-house for quality assurance
- Designed to aid quick installation
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| Various | GM | Allison 1000/2000, 4L60E-4T80E | Automatic transmissions |
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Standard retail box





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